Intentionally irregular, this modern beaded necklace is adorned with a string of agate stones in a rich smoky tone. It features a silver-plated extender chain and our signature COS tag. Style it over a simple tee.\u0026nbsp;Lobster-clasp closureBrass is a versatile material that can be recycled numerous times without losing any of its properties\u0026nbsp;\u0026nbsp;Shell: 75% Semi-precious stone, 21% Post-consumer recycled brass, 4% Stainless steel. Plating: 100% Silver. Excluding trims